Instructions to access the data used for the paper �DOES PLANNING REGULATION PROTECT INDEPENDENT RETAILERS?� by Raffaella Sadun (rsadun@hbs.edu)
September 2014
A. Accessing the UK Micro dataThe data used to produce Tables 4-9 in the paper is saved in the Virtual Microdata Laboratory at the Office for National Statistics, UK (maus@ons.gsi.gov.uk or telephone 01329 447871). To gain access to the VML, interested researchers need to contact the UK Data Service (http://ukdataservice.ac.uk/get-data/secure-access/about.aspx). For more information please consult this webpage: http://www.ons.gov.uk/ons/about-ons/business-transparency/freedom-of-information/what-can-i-request/virtual-microdata-laboratory--vml-/index.html  B. Accessing the source data and programs needed to replicate the results of the paperB1. All programs needed to create the main datasets from raw ARD data are saved in this directory:
- 1_prepare_ard.do builds store and firm level panel data from raw census sources
- 2_prepare_merge.do merges the census data with additional datasets on regulation, political representation and demographics
- 3_prepare_reallocation.do builds the datasets needed to analyze margins of adjustments- 4_pepare_alternativethresholds prepares dataset to test sensitivity of the results with respect to alternative thresholds used to define small stores and big chains

B2. All data and programs needed to run the regressions presented in the paper are saved at the ONS in the directory T:\LSE\Raffaella Sadun May 2013\Retail\Source dataThe program needed to replicate the tables is 5_regressions.do, saved in this directory.All data and results have been generated using Stata v12